CA2051292C - Procede chimique - Google Patents

Procede chimique Download PDF

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Publication number
CA2051292C
CA2051292C CA002051292A CA2051292A CA2051292C CA 2051292 C CA2051292 C CA 2051292C CA 002051292 A CA002051292 A CA 002051292A CA 2051292 A CA2051292 A CA 2051292A CA 2051292 C CA2051292 C CA 2051292C
Authority
CA
Canada
Prior art keywords
catalyst
air
regeneration
hydrogen fluoride
mixture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002051292A
Other languages
English (en)
Other versions
CA2051292A1 (fr
Inventor
John David Scott
Pravin Kanji Dattani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ineos Fluor Holdings Ltd
Original Assignee
Imperial Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of CA2051292A1 publication Critical patent/CA2051292A1/fr
Application granted granted Critical
Publication of CA2051292C publication Critical patent/CA2051292C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/02—Heat treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/90—Regeneration or reactivation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/90—Regeneration or reactivation
    • B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
    • B01J38/42—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst using halogen-containing material
    • B01J38/44—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst using halogen-containing material and adding simultaneously or subsequently free oxygen; using oxyhalogen compound
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/23—Preparation of halogenated hydrocarbons by dehalogenation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
CA002051292A 1990-09-14 1991-09-13 Procede chimique Expired - Fee Related CA2051292C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909020084A GB9020084D0 (en) 1990-09-14 1990-09-14 Chemical process
GB9020084.1 1990-09-14

Publications (2)

Publication Number Publication Date
CA2051292A1 CA2051292A1 (fr) 1992-03-15
CA2051292C true CA2051292C (fr) 2001-11-20

Family

ID=10682187

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002051292A Expired - Fee Related CA2051292C (fr) 1990-09-14 1991-09-13 Procede chimique

Country Status (11)

Country Link
EP (1) EP0475693B1 (fr)
JP (1) JP2831175B2 (fr)
KR (1) KR100196486B1 (fr)
AT (1) ATE131417T1 (fr)
AU (1) AU8384991A (fr)
CA (1) CA2051292C (fr)
DE (1) DE69115398T2 (fr)
ES (1) ES2080261T3 (fr)
GB (2) GB9020084D0 (fr)
IE (1) IE76468B1 (fr)
MX (1) MX9101118A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9125678D0 (en) * 1991-12-03 1992-01-29 Ici Plc Catalyst treatment process
DE4419534C1 (de) * 1994-06-03 1995-10-19 Hoechst Ag Verfahren zur Regenerierung eines chrom- und magnesiumhaltigen Fluorierungskatalysators
FR2736050B1 (fr) 1995-06-29 1997-08-01 Atochem Elf Sa Procede de fabrication du difluoromethane
FR2746674B1 (fr) * 1996-03-29 1998-04-24 Atochem Elf Sa Regeneration des catalyseurs de fluoration en phase gazeuse
DE02744727T1 (de) * 2001-06-28 2005-02-10 Honeywell International Inc. Verfahren zur herstellung eines fluorierungskatalysators
ES2740848T3 (es) 2011-01-21 2020-02-06 Arkema France Fluoración catalítica en fase gaseosa
EP2665692B1 (fr) * 2011-01-21 2018-12-05 Arkema France Fluoration catalytique en phase gazeuse
MX368213B (es) * 2013-01-29 2019-09-24 Arkema Inc Activación y regeneración de catalizadores de fluoración.
JP6129931B2 (ja) * 2015-11-05 2017-05-17 アルケマ フランス 気相触媒フッ素化
JP6189910B2 (ja) * 2015-11-05 2017-08-30 アルケマ フランス 気相触媒フッ素化

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1767200B1 (de) * 1968-04-11 1971-12-30 Hoechst Ag Verfahren zur Regenerierung von Fluorierungskatalysatoren der Chromoxyfluoridgruppe
DE3423625A1 (de) * 1984-06-27 1986-01-02 Hoechst Ag, 6230 Frankfurt Verfahren zur wiederaufbereitung von fluorierungskatalysatoren

Also Published As

Publication number Publication date
ATE131417T1 (de) 1995-12-15
IE76468B1 (en) 1997-10-22
ES2080261T3 (es) 1996-02-01
EP0475693B1 (fr) 1995-12-13
KR100196486B1 (ko) 1999-06-15
DE69115398D1 (de) 1996-01-25
DE69115398T2 (de) 1996-05-15
EP0475693A1 (fr) 1992-03-18
CA2051292A1 (fr) 1992-03-15
AU8384991A (en) 1992-03-19
JP2831175B2 (ja) 1998-12-02
JPH05131150A (ja) 1993-05-28
IE913224A1 (en) 1992-02-25
KR920006031A (ko) 1992-04-27
GB9020084D0 (en) 1990-10-24
GB9119069D0 (en) 1991-10-23
MX9101118A (es) 1992-05-04

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